Add new comment


Hi, stupid question probably but where does eqn 24 come from!? It doesn't look right. Suppose for example you take p(x) = x^2 - 4, then (24) says p(x) = (1-x/2)(1+x/2), but it doesn't (multiplying out you get 1 - x^2/4, which is not p(x)).

Filtered HTML

  • Web page addresses and email addresses turn into links automatically.
  • Allowed HTML tags: <a href hreflang> <em> <strong> <cite> <code> <ul type> <ol start type> <li> <dl> <dt> <dd>
  • Lines and paragraphs break automatically.